* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.clearfix::before,
.clearfix::after {
  content: "";
  display: block;
  height: 0;
  line-height: 0px;
  clear: both;
  visibility: hidden;
}
header {
  height: 1rem;
  background-color: #ff841d;
}
header .left {
  float: left;
}
header .left a {
  display: block;
  margin-left: 0.34rem;
  margin-top: 0.24rem;
}
header .left a img {
  display: block;
  width: 3.7rem;
  height: 0.5rem;
}
header .right {
  float: right;
}
header .right a {
  display: block;
  margin-top: 0.14rem;
  margin-right: 0.14rem;
}
header .right a img {
  display: block;
  width: 0.68rem;
  height: 0.68rem;
}
